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1#ifndef __PERF_SESSION_H
2#define __PERF_SESSION_H
3
4#include "trace-event.h"
5#include "hist.h"
6#include "event.h"
7#include "header.h"
8#include "machine.h"
9#include "symbol.h"
10#include "thread.h"
11#include "data.h"
12#include <linux/rbtree.h>
13#include <linux/perf_event.h>
14
15struct sample_queue;
16struct ip_callchain;
17struct thread;
18
19struct ordered_samples {
20 u64 last_flush;
21 u64 next_flush;
22 u64 max_timestamp;
23 struct list_head samples;
24 struct list_head sample_cache;
25 struct list_head to_free;
26 struct sample_queue *sample_buffer;
27 struct sample_queue *last_sample;
28 int sample_buffer_idx;
29 unsigned int nr_samples;
30};
31
32struct perf_session {
33 struct perf_header header;
34 struct machines machines;
35 struct perf_evlist *evlist;
36 struct trace_event tevent;
37 struct events_stats stats;
38 bool repipe;
39 struct ordered_samples ordered_samples;
40 struct perf_data_file *file;
41};
42
43#define PRINT_IP_OPT_IP (1<<0)
44#define PRINT_IP_OPT_SYM (1<<1)
45#define PRINT_IP_OPT_DSO (1<<2)
46#define PRINT_IP_OPT_SYMOFFSET (1<<3)
47#define PRINT_IP_OPT_ONELINE (1<<4)
48#define PRINT_IP_OPT_SRCLINE (1<<5)
49
50struct perf_tool;
51
52struct perf_session *perf_session__new(struct perf_data_file *file,
53 bool repipe, struct perf_tool *tool);
54void perf_session__delete(struct perf_session *session);
55
56void perf_event_header__bswap(struct perf_event_header *hdr);
57
58int __perf_session__process_events(struct perf_session *session,
59 u64 data_offset, u64 data_size, u64 size,
60 struct perf_tool *tool);
61int perf_session__process_events(struct perf_session *session,
62 struct perf_tool *tool);
63
64int perf_session_queue_event(struct perf_session *s, union perf_event *event,
65 struct perf_sample *sample, u64 file_offset);
66
67void perf_tool__fill_defaults(struct perf_tool *tool);
68
69int perf_session__resolve_callchain(struct perf_session *session,
70 struct perf_evsel *evsel,
71 struct thread *thread,
72 struct ip_callchain *chain,
73 struct symbol **parent);
74
75bool perf_session__has_traces(struct perf_session *session, const char *msg);
76
77void perf_event__attr_swap(struct perf_event_attr *attr);
78
79int perf_session__create_kernel_maps(struct perf_session *session);
80
81void perf_session__set_id_hdr_size(struct perf_session *session);
82
83static inline
84struct machine *perf_session__find_machine(struct perf_session *session, pid_t pid)
85{
86 return machines__find(&session->machines, pid);
87}
88
89static inline
90struct machine *perf_session__findnew_machine(struct perf_session *session, pid_t pid)
91{
92 return machines__findnew(&session->machines, pid);
93}
94
95struct thread *perf_session__findnew(struct perf_session *session, pid_t pid);
96size_t perf_session__fprintf(struct perf_session *session, FILE *fp);
97
98size_t perf_session__fprintf_dsos(struct perf_session *session, FILE *fp);
99
100size_t perf_session__fprintf_dsos_buildid(struct perf_session *session, FILE *fp,
101 bool (fn)(struct dso *dso, int parm), int parm);
102
103size_t perf_session__fprintf_nr_events(struct perf_session *session, FILE *fp);
104
105struct perf_evsel *perf_session__find_first_evtype(struct perf_session *session,
106 unsigned int type);
107
108void perf_evsel__print_ip(struct perf_evsel *evsel, struct perf_sample *sample,
109 struct addr_location *al,
110 unsigned int print_opts, unsigned int stack_depth);
111
112int perf_session__cpu_bitmap(struct perf_session *session,
113 const char *cpu_list, unsigned long *cpu_bitmap);
114
115void perf_session__fprintf_info(struct perf_session *s, FILE *fp, bool full);
116
117struct perf_evsel_str_handler;
118
119int __perf_session__set_tracepoints_handlers(struct perf_session *session,
120 const struct perf_evsel_str_handler *assocs,
121 size_t nr_assocs);
122
123#define perf_session__set_tracepoints_handlers(session, array) \
124 __perf_session__set_tracepoints_handlers(session, array, ARRAY_SIZE(array))
125
126extern volatile int session_done;
127
128#define session_done() (*(volatile int *)(&session_done))
129#endif /* __PERF_SESSION_H */
1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef __PERF_SESSION_H
3#define __PERF_SESSION_H
4
5#include "trace-event.h"
6#include "event.h"
7#include "header.h"
8#include "machine.h"
9#include "data.h"
10#include "ordered-events.h"
11#include "util/compress.h"
12#include <linux/kernel.h>
13#include <linux/rbtree.h>
14#include <linux/perf_event.h>
15
16struct ip_callchain;
17struct symbol;
18struct thread;
19
20struct auxtrace;
21struct itrace_synth_opts;
22
23struct perf_session {
24 struct perf_header header;
25 struct machines machines;
26 struct evlist *evlist;
27 struct auxtrace *auxtrace;
28 struct itrace_synth_opts *itrace_synth_opts;
29 struct list_head auxtrace_index;
30 struct trace_event tevent;
31 struct perf_record_time_conv time_conv;
32 bool repipe;
33 bool one_mmap;
34 void *one_mmap_addr;
35 u64 one_mmap_offset;
36 struct ordered_events ordered_events;
37 struct perf_data *data;
38 struct perf_tool *tool;
39 u64 bytes_transferred;
40 u64 bytes_compressed;
41 struct zstd_data zstd_data;
42 struct decomp *decomp;
43 struct decomp *decomp_last;
44};
45
46struct decomp {
47 struct decomp *next;
48 u64 file_pos;
49 size_t mmap_len;
50 u64 head;
51 size_t size;
52 char data[];
53};
54
55struct perf_tool;
56
57struct perf_session *perf_session__new(struct perf_data *data,
58 bool repipe, struct perf_tool *tool);
59void perf_session__delete(struct perf_session *session);
60
61void perf_event_header__bswap(struct perf_event_header *hdr);
62
63int perf_session__peek_event(struct perf_session *session, off_t file_offset,
64 void *buf, size_t buf_sz,
65 union perf_event **event_ptr,
66 struct perf_sample *sample);
67typedef int (*peek_events_cb_t)(struct perf_session *session,
68 union perf_event *event, u64 offset,
69 void *data);
70int perf_session__peek_events(struct perf_session *session, u64 offset,
71 u64 size, peek_events_cb_t cb, void *data);
72
73int perf_session__process_events(struct perf_session *session);
74
75int perf_session__queue_event(struct perf_session *s, union perf_event *event,
76 u64 timestamp, u64 file_offset);
77
78void perf_tool__fill_defaults(struct perf_tool *tool);
79
80int perf_session__resolve_callchain(struct perf_session *session,
81 struct evsel *evsel,
82 struct thread *thread,
83 struct ip_callchain *chain,
84 struct symbol **parent);
85
86bool perf_session__has_traces(struct perf_session *session, const char *msg);
87
88void perf_event__attr_swap(struct perf_event_attr *attr);
89
90int perf_session__create_kernel_maps(struct perf_session *session);
91
92void perf_session__set_id_hdr_size(struct perf_session *session);
93
94static inline
95struct machine *perf_session__find_machine(struct perf_session *session, pid_t pid)
96{
97 return machines__find(&session->machines, pid);
98}
99
100static inline
101struct machine *perf_session__findnew_machine(struct perf_session *session, pid_t pid)
102{
103 return machines__findnew(&session->machines, pid);
104}
105
106struct thread *perf_session__findnew(struct perf_session *session, pid_t pid);
107int perf_session__register_idle_thread(struct perf_session *session);
108
109size_t perf_session__fprintf(struct perf_session *session, FILE *fp);
110
111size_t perf_session__fprintf_dsos(struct perf_session *session, FILE *fp);
112
113size_t perf_session__fprintf_dsos_buildid(struct perf_session *session, FILE *fp,
114 bool (fn)(struct dso *dso, int parm), int parm);
115
116size_t perf_session__fprintf_nr_events(struct perf_session *session, FILE *fp,
117 bool skip_empty);
118
119struct evsel *perf_session__find_first_evtype(struct perf_session *session,
120 unsigned int type);
121
122int perf_session__cpu_bitmap(struct perf_session *session,
123 const char *cpu_list, unsigned long *cpu_bitmap);
124
125void perf_session__fprintf_info(struct perf_session *s, FILE *fp, bool full);
126
127struct evsel_str_handler;
128
129#define perf_session__set_tracepoints_handlers(session, array) \
130 __evlist__set_tracepoints_handlers(session->evlist, array, ARRAY_SIZE(array))
131
132extern volatile int session_done;
133
134#define session_done() READ_ONCE(session_done)
135
136int perf_session__deliver_synth_event(struct perf_session *session,
137 union perf_event *event,
138 struct perf_sample *sample);
139
140int perf_event__process_id_index(struct perf_session *session,
141 union perf_event *event);
142
143#endif /* __PERF_SESSION_H */